Initial import

Containers/domaincheck/Dockerfile

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+FROM alpine
+RUN apk add --update --no-cache lighttpd bash
+
+RUN adduser -S www-data -G www-data
+RUN rm -rf /etc/lighttpd/lighttpd.conf
+COPY lighttpd.conf /etc/lighttpd/lighttpd.conf
+RUN chmod +r -R /etc/lighttpd && \
+    chown www-data:www-data -R /var/www
+
+COPY start.sh /
+RUN chmod +x /start.sh
+
+USER www-data
+RUN mkdir -p /var/www/domaincheck/
+ENTRYPOINT ["/start.sh"]

Containers/domaincheck/lighttpd.conf

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+server.document-root = "/var/www/domaincheck/" 
+
+server.port = 443
+
+server.username = "www-data" 
+server.groupname = "www-data" 
+
+mimetype.assign = (
+  ".html" => "text/html", 
+  ".txt" => "text/plain",
+  ".jpg" => "image/jpeg",
+  ".png" => "image/png" 
+)
+
+static-file.exclude-extensions = ( ".fcgi", ".php", ".rb", "~", ".inc" )
+index-file.names = ( "index.html" )

Containers/domaincheck/start.sh

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+#!/bin/bash
+
+if [ -z "$INSTANCE_ID" ]; then
+    echo "You need to provide an instance id."
+    exit 1
+fi
+
+echo "$INSTANCE_ID" > /var/www/domaincheck/index.html
+
+# Check config file
+lighttpd -tt -f /etc/lighttpd/lighttpd.conf
+
+# Run server
+lighttpd -D -f /etc/lighttpd/lighttpd.conf
+
+exec "$@"